Radio Speaker Ferrite Magnet 57mm Diameter 8 Ohm 0.5 Watt

This is one item of new, paper cone radio speaker. The outer diameter is 57mm, the depth is 18mm. The coil impedance is 8 Ohm and the power rating is 0.5W.

You may have seen similar units used fitted into empty pringle tubes stuffed loosely with tissue paper as a simple loudspeaker enclosure as seen in the application example pictures, empty tube and radio not included.